Hive unnecessarily validates table SerDes when dropping a table

natty@hadoop1:~$ hive
hive> add jar /home/natty/source/sample-code/custom-serdes/target/custom-serdes-1.0-SNAPSHOT.jar;
Added /home/natty/source/sample-code/custom-serdes/target/custom-serdes-1.0-SNAPSHOT.jar to class path
Added resource: /home/natty/source/sample-code/custom-serdes/target/custom-serdes-1.0-SNAPSHOT.jar
hive> create table test (a int) row format serde 'hive.serde.JSONSerDe';
OK
Time taken: 2.399 seconds

natty@hadoop1:~$ hive
hive> drop table test;
FAILED: Hive Internal Error: java.lang.RuntimeException(MetaException(message:org.apache.hadoop.hive.serde2.SerDeException SerDe hive.serde.JSONSerDe does not exist))
java.lang.RuntimeException: MetaException(message:org.apache.hadoop.hive.serde2.SerDeException SerDe hive.serde.JSONSerDe does not exist)
at org.apache.hadoop.hive.ql.metadata.Table.getDeserializerFromMetaStore(Table.java:262)
at org.apache.hadoop.hive.ql.metadata.Table.getDeserializer(Table.java:253)
at org.apache.hadoop.hive.ql.metadata.Table.getCols(Table.java:490)
at org.apache.hadoop.hive.ql.metadata.Table.checkValidity(Table.java:162)
at org.apache.hadoop.hive.ql.metadata.Hive.getTable(Hive.java:943)
at org.apache.hadoop.hive.ql.parse.DDLSemanticAnalyzer.analyzeDropTable(DDLSemanticAnalyzer.java:700)
at org.apache.hadoop.hive.ql.parse.DDLSemanticAnalyzer.analyzeInternal(DDLSemanticAnalyzer.java:210)
at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:243)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:430)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:337)
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:889)
at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:255)
at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:212)
at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:403)
at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:671)
at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:554)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.util.RunJar.main(RunJar.java:208)
Caused by: MetaException(message:org.apache.hadoop.hive.serde2.SerDeException SerDe com.cloudera.hive.serde.JSONSerDe does not exist)
at org.apache.hadoop.hive.metastore.MetaStoreUtils.getDeserializer(MetaStoreUtils.java:211)
at org.apache.hadoop.hive.ql.metadata.Table.getDeserializerFromMetaStore(Table.java:260)
... 20 more

hive> add jar /home/natty/source/sample-code/custom-serdes/target/custom-serdes-1.0-SNAPSHOT.jar;
Added /home/natty/source/sample-code/custom-serdes/target/custom-serdes-1.0-SNAPSHOT.jar to class path
Added resource: /home/natty/source/sample-code/custom-serdes/target/custom-serdes-1.0-SNAPSHOT.jar
hive> drop table test;
OK
Time taken: 0.658 seconds
hive>